PRW6900BF-1 | PRO TREK PRW-6900 Series Black - Casio

Go bold. Explore the great outdoors! Get the PRO TREK PRW6900BF featuring a rugged design brimming with the spirit of wilderness adventure, leveraging material, color, and finish. With an octagonal metal bezel reproducing the texture of cast iron, a luminescent materials that emit a faint red glow in the dark are placed at the tips of the hour and minute hands, the second hand, and the indexes on the dial. Evoking the flames of a campfire, and more, carefully selected materials, colors, and finishes, this timepiece conveys a rough and rugged approach to camping, like bushcraft. With high-performance functions such as Triple Sensor, radio control, and solar charging, this is a piece of outdoor gear that integrates practicality with aesthetic appeal. The digital compass, barometer/altimeter, and thermometer Triple Sensor helps you stay on top of changes in the natural environment, while this array of functions, add Casio performance with Tough Solar charging, Multiband 6 radio control, and water resistance up to 100 meters, and you are ready for action wherever you go.

Case size (L× W× H):49.6 × 44.8 × 14.7 mm
Weight:65 g
Case and bezel material:Bio-based Resin / Stainless steel
Band:Soft urethane band (Bio-based resin)
Water resistance:100-meter water resistance
Environmental resistance:Low-temperature resistant (-10℃/14℉)
Time adjustment:Radio-controlled Watch
Multi band 6
Power supply and battery life:Tough Solar (Solar powered)
Sensor feature:Digital compass
Measures and displays direction as one of 16 points
Measuring range: 0 to 359°
Measuring unit: 1°
60 seconds continuous measurement
Hand indication of north
Bidirectional calibration
Magnetic declination correction,Altimeter
Measuring range: -700 to 10,000 m ( -2,300 to 32,800 ft.)
Measuring unit: 1 m (5 ft.)
Hand indication of altitude differential
Manual memory measurements (up to 30 records, each including altitude, date, time)
Auto log data (High/low altitudes, cumulative ascent and descent)
Others: Relative altitude readings (±100m /±1000m),
Selectable measurement interval: 5 seconds or 2 minutes
*1 second for first 3 minutes only
*Changeover between meters (m) and feet (ft),Barometer
Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg)
Display unit: 1 hPa (0.05 inHg)
Hand indication of pressure differential
Atmospheric pressure tendency graph
Barometric pressure tendency information alarm (beep and arrow indicates significant changes in pressure)
*Changeover between hPa and inHg,Thermometer
Display range: -10 to 60℃ (14 to 140℉)
Display unit: 0.1℃ (0.2℉)
*Changeover between Celsius (℃) and Fahrenheit (℉)

Glass:Mineral Glass
Crown:Screw Lock Crown
Surface treatment:Black ion plated bezel
Compatible band size:145 to 215 mm

World time:World time
29 time zones (29 cities + coordinated universal time), One-touch UTC Time Zone Access, daylight saving on/off, Home city/World time city swapping
Stopwatch:1/100-second stopwatch
Measuring capacity: 23:59.99\u0027\u0027
Measuring modes: Elapsed time, split time, 1st-2nd place times
Timer:Countdown timer
Measuring unit: 1 second
Countdown range: 60 minutes
Countdown start time setting range: 1 minute to 60 minutes (1-minute increments)
Alarm/hourly time signal:5 daily alarms,Hourly time signal
Light:Double LED light
LED light for the face (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
LED backlight for the digital display (Full auto LED light, Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
Light color:LED:White
Calendar:Full auto-calendar (to year 2099)
Mute feature:Button operation tone on/off
Hand home position correction feature:The auto hand home position correction
Energy saving feature:Power Saving (display goes blank and hands stop to save power when the watch is left in the dark)
Battery display/alert:Battery level indicator
Run time:Approx. battery operating time:
6 months on rechargeable battery (operation period with normal use without exposure to light after charge)
25 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
Accuracy:Accuracy: ±15 seconds per month (with no signal calibration)
Other features:12/24-hour format,Hand shift feature (manual or auto (during altitude, barometric pressure, and temperature measurement)),Regular timekeeping:
Analog: 3 hands (hour, minute (hand moves every 10 seconds), second)
Digital: Hour, minute, second, am/pm, month, date, day
Time adjustment details:Time Calibration Signals
Station name: DCF77 (Mainflingen, Germany)
Frequency: 77.5 kHz
Station name: MSF (Anthorn, England)
Frequency: 60.0 kHz
Station name: WWVB (Fort Collins, United States)
Frequency: 60.0 kHz
Station name: JJY (Fukushima, Fukuoka/Saga, Japan)
Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga)
Station name: BPC (Shangqiu City, Henan Province, China)
Frequency: 68.5 kHz,Time calibration signal reception
Auto receive up to six* times a day (remaining auto receives canceled as soon as one is successful)
*5 times a day for the Chinese calibration signal
Manual receive
The latest signal reception results